Merge pull request #87 from remiolsen/master

Fixed: Samples table wont load if missing info
Add Accreditation column
Merge pull request #88 from guillermo-carrasco/master

Add Accreditation column to project view
What if there is no wrokset?
Merge pull request #89 from guillermo-carrasco/master

HOTFIX: What if there is no wrokset?
Merge pull request #91 from remiolsen/master

Quickfix: json parsing needs exception handling